#!/usr/bin/bash

# Copyright (c) 2022. Huawei Technologies Co.,Ltd.ALL rights reserved.
# This program is licensed under Mulan PSL v2.
# You can use it according to the terms and conditions of the Mulan PSL v2.
#          http://license.coscl.org.cn/MulanPSL2
# THIS PROGRAM IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
# EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
# MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
# See the Mulan PSL v2 for more details.

# #############################################
# @Author    :   liujingjing
# @Contact   :   liujingjing25812@163.com
# @Date      :   2022/06/13
# @License   :   Mulan PSL v2
# @Desc      :   Test the basic functions of losetup
# ############################################

source "${OET_PATH}"/libs/locallibs/common_lib.sh

function pre_test() {
    LOG_INFO "Start to prepare the test environment."
    if df -h / | grep overlay; then
        LOG_INFO "The current environment is Docker."
        exit 0
    else
        touch floppy.img
    fi
    LOG_INFO "End to prepare the test environment."
}

function run_test() {
    LOG_INFO "Start to run test."
    losetup /dev/loop0 floppy.img
    CHECK_RESULT $? 0 0 "Failed to mount /dev/loop0"
    losetup -a | grep "floppy.img"
    CHECK_RESULT $? 0 0 "Failed to display floppy.img"
    losetup -f | grep "/dev/loop0"
    CHECK_RESULT $? 0 1 "Succeed to display  /dev/loop0"
    losetup -d /dev/loop0
    CHECK_RESULT $? 0 0 "Failed to umount /dev/loop0"
    SLEEP_WAIT 2
    losetup -a | grep "floppy.img"
    CHECK_RESULT $? 0 1 "Succeed to display floppy.img"
    losetup -f | grep "/dev/loop0"
    CHECK_RESULT $? 0 0 "Failed to display  /dev/loop0"
    LOG_INFO "End to run test."
}

function post_test() {
    LOG_INFO "Start to restore the test environment."
    rm -rf floppy.img
    LOG_INFO "End to restore the test environment."
}

main "$@"
